1.Air with a mass of 0.54kg initially at 20.0°C occupies a space of 0.45m^3 inside of a balloon.The gas is heated and expands at a constant pressure to occupy 1.0m^3

a. Calculate the temperature of the gas after it expands.

b. Calculate the heat added to the gas.

2. A cold room has metal and wooed chairs inside. Why do the metal chairs feel colder than

the wooden chairs, even though both are at the same temperature?

Plwaae help solve 1 a,b and 2

#### Top Answer

1) Considering Air as the ideal gas, We know that for an ideal gas PV/T is constant. Here the process takes place at a... View the full answer

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#### Other Answers

1) a) temperature of the gas after it expands = 378.11°C b) heat added to the gas =... View the full answer